746669969428 has 12 divisors (see below), whose sum is σ = 1341987918292. Its totient is φ = 363244849920.

The previous prime is 746669969413. The next prime is 746669969431. The reversal of 746669969428 is 824969966647.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 644773668484 + 101896300944 = 802978^2 + 319212^2 .

It is a super-2 number, since 2×746669969428² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2522533533 + ... + 2522533828.

Almost surely, 2^746669969428 is an apocalyptic number.

It is an amenable number.

746669969428 is a deficient number, since it is larger than the sum of its proper divisors (595317948864).

746669969428 is a wasteful number, since it uses less digits than its factorization.

746669969428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5045067402 (or 5045067400 counting only the distinct ones).

The product of its digits is 1693052928, while the sum is 76.

The spelling of 746669969428 in words is "seven hundred forty-six billion, six hundred sixty-nine million, nine hundred sixty-nine thousand, four hundred twenty-eight".